GuppieGrouper
(Weather Master)
Sun Jul 17 2005 09:26 PM
Wind Directions Specific to Emily and the Yucatan

I am noticing the winds over Florida are blowing to the east. It is noticeable on satellite as well as on some of the wind models. When Emily or any other hurricane crosses the Yucatan. Will the winds automatically change directions and begin blowing west? or is this a function of the upper atmospheres?

Clark
(Meteorologist)
Sun Jul 17 2005 11:50 PM
Re: Wind Directions Specific to Emily and the Yucatan

Emily is such a small storm that it is likely only having a minimal impact on the winds over S. Florida, whether at the surface or at lower levels. I'm looking at the surface observations right now and can't see much evidence of winds blowing towards the east; I can see them going to the west, however.

During the summertime, the surface & low-level winds can be dominated locally by the seabreeze, resulting in winds coming onshore across the peninsula, but I don't think that is what you are talking about here. Looking at satellite, I see the very high cirrus clouds -- tops off of the thunderstorms over the southern part of the state, really -- and this is a sign of the northern periphery of the upper-level ridge that is over & just north of Emily. It's a narrow ridge north-south, but rather strong despite that, keeping the storm moving generally west & west-northwest.


GuppieGrouper
(Weather Master)
Mon Jul 18 2005 01:51 AM
Re: Wind Directions Specific to Emily and the Yucatan

Thanks for the answer. I do have trouble remembering that the pictures we can see do not always tell everything that is going on. It will be nice to not have a storm to look at for a week or so.

Clark
(Meteorologist)
Mon Jul 18 2005 02:58 AM
Re: Wind Directions Specific to Emily and the Yucatan

Indeed it will...indeed it will!

The pictures can tell quite a bit of the story, but usually, you need more pictures to help fill in the gaps...as backward as that may sound. In this case, looking at water vapor helps to confirm what is/was happening on the visible/infrared imagery.



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